66805920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2729}}^1$

素因数の和:2767

約数の個数: 144

約数和(自身を含む): 241473960

約数和(自身を除く): 174668040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 2729, 3060, 4080, 4896, 5458, 6120, 8160, 8187, 10916, 12240, 13645, 16374, 21832, 24480, 24561, 27290, 32748, 40935, 43664, 46393, 49122, 54580, 65496, 81870, 87328, 92786, 98244, 109160, 122805, 130992, 139179, 163740, 185572, 196488, 218320, 231965, 245610, 261984, 278358, 327480, 371144, 392976, 417537, 436640, 463930, 491220, 556716, 654960, 695895, 742288, 785952, 835074, 927860, 982440, 1113432, 1309920, 1391790, 1484576, 1670148, 1855720, 1964880, 2087685, 2226864, 2783580, 3340296, 3711440, 3929760, 4175370, 4453728, 5567160, 6680592, 7422880, 8350740, 11134320, 13361184, 16701480, 22268640, 33402960, 66805920]

約数ペア:

[(1, 66805920), (2, 33402960), (3, 22268640), (4, 16701480), (5, 13361184), (6, 11134320), (8, 8350740), (9, 7422880), (10, 6680592), (12, 5567160), (15, 4453728), (16, 4175370), (17, 3929760), (18, 3711440), (20, 3340296), (24, 2783580), (30, 2226864), (32, 2087685), (34, 1964880), (36, 1855720), (40, 1670148), (45, 1484576), (48, 1391790), (51, 1309920), (60, 1113432), (68, 982440), (72, 927860), (80, 835074), (85, 785952), (90, 742288), (96, 695895), (102, 654960), (120, 556716), (136, 491220), (144, 463930), (153, 436640), (160, 417537), (170, 392976), (180, 371144), (204, 327480), (240, 278358), (255, 261984), (272, 245610), (288, 231965), (306, 218320), (340, 196488), (360, 185572), (408, 163740), (480, 139179), (510, 130992), (544, 122805), (612, 109160), (680, 98244), (720, 92786), (765, 87328), (816, 81870), (1020, 65496), (1224, 54580), (1360, 49122), (1440, 46393), (1530, 43664), (1632, 40935), (2040, 32748), (2448, 27290), (2720, 24561), (2729, 24480), (3060, 21832), (4080, 16374), (4896, 13645), (5458, 12240), (6120, 10916), (8160, 8187)]